CN209765562U - Extensible wind power prediction system - Google Patents
Extensible wind power prediction system Download PDFInfo
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- CN209765562U CN209765562U CN201920715481.2U CN201920715481U CN209765562U CN 209765562 U CN209765562 U CN 209765562U CN 201920715481 U CN201920715481 U CN 201920715481U CN 209765562 U CN209765562 U CN 209765562U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The utility model discloses an extensible wind power prediction system, which is connected with a power grid dispatching system and comprises a first safety area, a second safety area and a third safety area; the safety first area is used for collecting fan data and comprises a first communication network, a fan and a fan SCADA server, wherein the fan is connected with the fan SCADA server through the first communication network; the safety second area is used for wind power prediction and system data reporting and comprises a second communication network, a switch, a PC workstation, a wind measurement tower, a wind power prediction server and a dispatching data network side switch, wherein the PC workstation, the wind measurement tower and the wind power prediction server are connected with the switch through the second communication network, and the dispatching data network side switch is in communication connection with a power grid dispatching system through a power communication network; and the safe three areas acquire numerical weather forecast data and comprise a weather data server. The utility model provides an extensible wind-powered electricity generation power prediction system, scalability is strong, improves the electric wire netting and accepts the proportion that the new forms of energy insert.
Description
Technical Field
The utility model relates to a wind power generation technical field, specifically speaking relates to an extensible wind-powered electricity generation power prediction system.
Background
Socio-economic development is rapid, with ever-increasing demand for electricity. In order to meet the increasing power demand, the installed capacity needs to be increased to ensure the reliability of power supply. The overuse of fossil energy causes on the one hand serious environmental pollution and on the other hand leads to a constant decline in fossil energy reserves. And the new energy is favored by various countries due to the characteristics of cleanness and no pollution gas emission. With the development of scientific technology, the related technology about the development of wind energy resources is gradually improved, and under the environment of traditional fossil energy shortage, the development of wind energy resources occupies an extremely important position in the field of renewable energy power generation. In recent years, the development of wind power is enhanced in all countries, and the installation of wind power is rapidly increased year by year. Wind energy is a resource vigorously developed in China, and China also has rich wind energy resources. With the gradual increase of the installed capacity of wind power in China, the total installed capacity of wind power in China is estimated to reach 200GW by 2020.
However, wind power generation is affected by factors such as weather changes, has obvious randomness and intermittency and poor controllability, and large-scale wind power can cause serious impact on a power grid during grid connection, and meanwhile, the difficulty in making a power grid dispatching plan is increased. Therefore, effective prediction of wind power is essential, and the existing wind power prediction system has poor expansibility, so that a power grid is difficult to adapt to large-scale access of new energy.
SUMMERY OF THE UTILITY MODEL
an object of the utility model is to provide an extensible wind-powered electricity generation power prediction system, scalability is strong, improves the electric wire netting and accepts the proportion that the new forms of energy insert.
The utility model discloses an extensible wind-powered electricity generation power prediction system adopts technical scheme is:
An extensible wind power prediction system is connected with a power grid dispatching system and comprises a first safety area, a second safety area and a third safety area;
The safety first area is used for collecting fan data, the safety first area comprises a first communication network, a fan and a fan SCADA server, the fan is in communication connection with the fan SCADA server through the first communication network, and the fan SCADA server is in communication connection with the safety second area;
The second safety area is used for wind power prediction and system data reporting, and comprises a second communication network, a switch, a PC workstation, a wind measurement tower, a wind power prediction server and a dispatching data network side switch, wherein the PC workstation, the wind measurement tower and the wind power prediction server are connected with the switch through the second communication network, and the dispatching data network side switch is in communication connection with a power grid dispatching system through a power communication network;
The three safe areas are used for acquiring numerical weather forecast data, the three safe areas comprise weather data servers, and the weather servers are in communication connection with the two safe areas.
Preferably, the first communication network is a local area network.
Preferably, the second communication network comprises two communication networks of a wired link and a wireless link, and the PC workstation, the wind measuring tower and the wind power prediction server are connected with the switch through the two communication networks of the wired link and the wireless link.
Preferably, the PC workstation, the anemometer tower and the wind power prediction server are connected with the switch through a second communication network through a serial port communication protocol.
Preferably, the system comprises a meteorological research institution which is in communication connection with the safety three areas through the internet.
Preferably, the internet is in communication connection with the three security zones through a second firewall.
Preferably, the fan SCADA server is in communication connection with the second safety area through a first firewall.
Preferably, the meteorological server is in communication connection with the secure second area through a one-way gatekeeper.
Preferably, the dispatching data network side switch is in communication connection with the power communication network through a longitudinal authentication encryption device.
The utility model discloses an extensible wind-powered electricity generation power prediction system's beneficial effect is: the first safety area comprises a first communication network, a fan and a fan SCADA server, the fan is in communication connection with the fan SCADA server through the first communication network, and the fan SCADA server is in communication connection with the second safety area; the safety second area comprises a second communication network, a switch, a PC workstation, a wind measurement tower, a wind power prediction server and a dispatching data network side switch, wherein the PC workstation, the wind measurement tower and the wind power prediction server are connected with the switch through the second communication network, and the dispatching data network side switch is in communication connection with a power grid dispatching system through a power communication network; the safety three-area comprises a meteorological data server which is in communication connection with the safety two-area. The system is divided into three safety zones according to the function, each safety zone is provided with an independent communication network, then each safety zone is connected to form the system, and when the system needs to be expanded, the expanded objects are accessed into the safety zones corresponding to the system according to the function. The system has strong expansibility and can improve the proportion of new energy access accepted by a power grid.
Drawings
Fig. 1 is a schematic structural diagram of the extensible wind power prediction system of the present invention.
Detailed Description
The invention will be further elucidated and described with reference to the following embodiments and drawings in which:
Referring to fig. 1, the scalable wind power prediction system is connected to a grid dispatching system, and includes a first safety zone 10, a second safety zone 20, and a third safety zone 30.
The first safety area 10 is used for collecting fan data, and the first safety area 10 comprises a first communication network, a telecontrol cabinet, a fan and a fan SCADA server. The fan is in communication connection with the fan SCADA server, the telemechanical cabinet and the fan SCADA server and the safety second area through a first communication network. The first communication network is a local area network, and the fan SCADA server are connected through an OPC protocol and then through the local area network. The fan transmits real-time output data, wind speed data and estimated state data of the fan to the fan SCADA server through the local area network, and the fan SCADA server transmits the data to the second safety area to serve as input data of the wind power prediction system.
and the telemechanical cabinet and the fan SCADA server are connected with the switch of the second safety area through the first firewall.
The second safety area 20 is used for wind power prediction and system data reporting, and the second safety area 20 includes a second communication network, a switch, a PC workstation, a wind measurement tower, a wind power prediction server and a dispatching data network side switch. The PC workstation, the anemometer tower and the wind power prediction server are connected with the switch through a second communication network, and the switch on the dispatching data network side is in communication connection with the power grid dispatching system through the power communication network. And the dispatching data network side switch is in communication connection with the power communication network through the longitudinal authentication encryption device. The E language protocol is used for realizing the hybrid transmission of real-time data and historical data and the uploading and downloading of wind power prediction results through the prediction data, the fan state data, the wind measurement data, the capacity data and the power limit plan data of the power communication network bidirectional transmission system.
the PC workstation, the anemometer tower and the wind power prediction server are connected with the switch through a second communication network through a serial port communication protocol. The PC workstation is used for maintenance management, monitoring, communication, NCS interface assistance and the like, and is also used as a fault backup machine.
The second communication network comprises two communication networks of an optical fiber link and a wireless link. The PC workstation, the anemometer tower and the wind power prediction server are connected with the switch through two communication networks, namely an optical fiber link and a wireless link. When a certain communication mode breaks down, the wind power prediction system can still normally operate, and the communication reliability of the wind power prediction system is greatly improved.
The three safety zones 30 are used for acquiring numerical weather forecast data, and the three safety zones 30 comprise a meteorological data server. And the meteorological server is in communication connection with the switch of the second safety area through the unidirectional network gate. The unidirectional network gate is a reverse physical isolation device.
Still include meteorological research institution, meteorological research institution passes through the internet, via the third district communication connection of second firewall and safety. The NWP data of the meteorological research institution is transmitted to the meteorological data server in a one-way mode through the Internet and a second firewall through a TCP/IP protocol.
the communication network related to the system is isolated through the firewall or the isolating device between the safety areas, the safety of the power communication network is protected, and the standard requirement of the national power grid on the safety protection of the secondary system is met.
The first safety area comprises a first communication network, a fan and a fan SCADA server, the fan is in communication connection with the fan SCADA server through the first communication network, and the fan SCADA server is in communication connection with the second safety area; the safety second area comprises a second communication network, a switch, a PC workstation, a wind measurement tower, a wind power prediction server and a dispatching data network side switch, wherein the PC workstation, the wind measurement tower and the wind power prediction server are connected with the switch through the second communication network, and the dispatching data network side switch is in communication connection with a power grid dispatching system through a power communication network; the safety three-area comprises a meteorological data server which is in communication connection with the safety two-area. The system is divided into three safety zones according to the function, each safety zone is provided with an independent communication network, then all the safety zones are connected to form the system, and each independent communication network can have a larger communication range. When the system needs to be expanded, the expanded object is accessed into the corresponding safety zone of the system according to the function of the expanded object. The system has strong expansibility and can improve the proportion of new energy access accepted by a power grid.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. An extensible wind power prediction system is connected with a power grid dispatching system and is characterized by comprising a first safety area, a second safety area and a third safety area;
The safety first area is used for collecting fan data, the safety first area comprises a first communication network, a fan and a fan SCADA server, the fan is in communication connection with the fan SCADA server through the first communication network, and the fan SCADA server is in communication connection with the safety second area;
The second safety area is used for wind power prediction and system data reporting, and comprises a second communication network, a switch, a PC workstation, a wind measurement tower, a wind power prediction server and a dispatching data network side switch, wherein the PC workstation, the wind measurement tower and the wind power prediction server are connected with the switch through the second communication network, and the dispatching data network side switch is in communication connection with a power grid dispatching system through a power communication network;
The three safe areas are used for acquiring numerical weather forecast data, the three safe areas comprise weather data servers, and the weather servers are in communication connection with the two safe areas.
2. The scalable wind power prediction system of claim 1, wherein the first communication network is a local area network.
3. The scalable wind power forecast system of claim 1, wherein said second communication network comprises both wired and wireless links, and wherein said PC workstation, wind tower, and wind power forecast server are connected to the switch via both wired and wireless links.
4. The scalable wind power forecast system of claim 1, wherein said PC workstation, wind tower, and wind power forecast server are connected to the switch via a second communication network via a serial port communication protocol.
5. The scalable wind power forecast system of claim 1, comprising a meteorological research institution communicatively coupled to the secure three-zone via the internet.
6. The scalable wind power forecast system of claim 5, wherein the internet is communicatively coupled to the secure three zones via a second firewall.
7. The scalable wind power prediction system of claim 1, wherein the wind turbine SCADA server is communicatively coupled to the secure second zone through a first firewall.
8. the scalable wind power forecast system of claim 1, wherein said meteorological server is communicatively coupled to a secure second zone via a unidirectional gatekeeper.
9. The scalable wind power prediction system of claim 1, wherein the dispatch data network side switch is communicatively coupled to the power communications network via a longitudinal authenticated encryption device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920715481.2U CN209765562U (en) | 2019-05-16 | 2019-05-16 | Extensible wind power prediction system |
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| CN201920715481.2U CN209765562U (en) | 2019-05-16 | 2019-05-16 | Extensible wind power prediction system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112329977A (en) * | 2020-09-10 | 2021-02-05 | 国家电网有限公司 | Wind power prediction system for extreme scene |
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- 2019-05-16 CN CN201920715481.2U patent/CN209765562U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112329977A (en) * | 2020-09-10 | 2021-02-05 | 国家电网有限公司 | Wind power prediction system for extreme scene |
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